Engineers at FPGA manufacturer Xilinx had a measurement challenge: how to characterize the 28Gb/s serial links in their devices. At such a data rate, even very short connections can cause signal ...

Do the computer-based exams that are increasingly prevalent in K-12 education measure skills and knowledge as accurately as traditional paper-based tests? With news that millions of students who took ...

Based on a study of more than 30,000 elementary, middle, and high school students conducted in winter 2015–16, researchers found that elementary and middle school students scored lower on a ...